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Old 15th January 2017, 15:59   #26  |  Link
cork_OS
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Quote:
Originally Posted by feisty2 View Post
shouldn't AVX and FMA be at least 8x faster than x87???
1. It's limited by FPU IPC (real number and width of add/mult/etc. units).
2. Why x87? Are you using 80 bits of precision?
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